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(11)

EP 4 150 885 A1

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(43) Date of publication: 22.03.2023 Bulletin 2023/12 (21) Application number: 21721570.6 (22) Date of filing: 30.04.2021

(51) International Patent Classification (IPC):  H04L 29/08(2006.01) H04W 84/18(2009.01) (52) Cooperative Patent Classification (CPC): H04L 67/12; H04W 24/02; H04L 41/082; H04L 41/5058; H04L 43/0817; H04L 67/51 (86) International application number: PCT/EP2021/061487 (87) International publication number: WO 2021/228591 (18.11.2021 Gazette 2021/46)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 15.05.2020 US 202063025257 P 28.05.2020 EP 20177200 (71) Applicant: Signify Holding B.V. 5656 AE Eindhoven (NL)	(72) Inventors: DEIXLER, Peter 5656 AE Eindhoven (NL) ERDMANN, Bozena 5656 AE Eindhoven (NL) ROZENDAAL, Leendert Teunis 5656 AE Eindhoven (NL) (74) Representative: Verweij, Petronella Daniëlle  Signify Netherlands B.V. Intellectual Property High Tech Campus 7 5656 AE Eindhoven 5656 AE Eindhoven (NL)